If you have an idea that's going to make a big difference to people's lives, and other people are not doing it, you know, just say "screw it," do it and get on with it, and give it a go.
Richard BransonThere are millions of people out there who would love to become astronauts, who'd love to go to space - they'd love to look back at this wonderful world from space. That will be the engine that will enable us then to develop spaceships to transport people around the world at tremendous speeds in an environmentally friendly way.
Richard Branson